The Electric: Musk Talks Up Optimus, But Tesla's 2025 Was Saved By Plain Old Batteries

Tesla CEO Elon Musk has made a full pivot away from electric vehicles. Photo: Krisztian Bocsi/Bloomberg/Getty

Tesla CEO Elon Musk makes much of the shining future of the driverless Cybercab and the Optimus robot. As for revenue today, one of the company’s few bright spots is batteries.